GBA Savedata: Update and fix Sharkport importing (fixes #658)
GBA Savedata: Update and fix Sharkport importing (fixes #658)

Iniquitatis/mgba,fr500/mgba,Iniquitatis/mgba,libretro/mgba,libretro/mgba,Anty-Lemon/mgba,libretro/mgba,Anty-Lemon/mgba,Anty-Lemon/mgba,fr500/mgba,Iniquitatis/mgba,mgba-emu/mgba,Anty-Lemon/mgba,mgba-emu/mgba,libretro/mgba,fr500/mgba,Iniquitatis/mgba,mgba-emu/mgba,libretro/mgba,fr500/mgba,mgba-emu/mgba